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County · Montana

Sweet Grass County

3,757Population
2.2 %Change since 2020
49Net migration
3.3 %Unemployment rate

Facts

Population
3,757 (2024)
Change since 2020
2.2 %
Net migration
49 (2023)
Unemployment rate
3.3 % (2025)
State
Montana
Population base, April 2020
3,677 (2020)
Births
27 (2023)
Births per 1,000 residents, 2023
7.2
Deaths
52 (2023)
Deaths per 1,000 residents, 2023
13.8
Natural change, 2023
-25
International migration
0 (2023)
Domestic migration
49 (2023)
Net migration per 1,000, 2023
13.0
Postal code
MT
FIPS code
30097

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020253.32.5
PeriodValue
20253.3 %
20242.2 %
20232.0 %
20222.0 %
20212.3 %
20203.4 %
20192.7 %
20183.0 %
20173.0 %
20163.0 %
20152.9 %
20143.5 %

Population estimates, 2020–2024

202020243,7573,670
PeriodValue
20243,757
20233,749
20223,724
20213,702
20203,670